#ifndef HELLO_H // avoid repeated expansion
#define HELLO_H

#include <string> // provides string
#include <iostream> // provides ostream

void func();

bool evenSum(int a[ ], int n); // function declaration
//void f(int value, int& ref);
//int* getArray();
//int f(int n);
template <typename T>
T genericMin(T a, T b);

#endif
